1.
Analysis of Forces on No.15 Couplers and Suggestions for Improvement
15号车钩受力状态简析及改进建议
2.
He was in car number fifteen.
他在第15号车里，
3.
Fatigue Life and Reliability Analysis of NO.17 Coupler and Coupler Yoke
17号车钩、钩尾框疲劳寿命及可靠性分析
4.
Reason Analysis and Guard Measures for the Section Separation Breakdown of No.13 Coupler of the Employing Freight Car in Daqung Line
大秦线运营车辆13号车钩区间分离故障的原因分析及防止措施
5.
A railroad coupler.
挂钩连接火车车厢的挂钩
6.
coupling gear (hook, screw-or chain-type), for railway or tramway locomotives or rolling-stock
车钩（螺旋钩或链钩）铁道或有轨电车道机车或车辆用
7.
Purchase and acceptance of couplers and coupler yokes for freight service
GB/T17425-1998货车车钩、钩尾框采购和验收技术条件
8.
Coupler connection contour for locomotives and cars
GB/T4952-1985机车车辆自动车钩连接轮廓
9.
Lock the carriages on to the engine with this hook.
用这个挂钩把客车车厢挂在机车上。
10.
Lock the carriages on with this hook.
用这个挂钩把客车车厢挂上（机车）。
11.
Test Study on Stability Control of Locomotive Coupler in Heavy Haul Combined Train
重载组合列车机车车钩稳定控制试验
12.
The bus is leaving from the Gate 15.
这辆巴士从15 号门离开。
13.
All right. One bottle of No. 15, please.
那好。请来一瓶15号酒。
14.
The next market is on the 15th.
下一次集市是15号.
15.
At: 15 Apple Road, London
地址：伦敦市苹果街15号
16.
Native Administrative Act (No.15)
《土著管理法》（第15号）
17.
A hook or a bolt on the rear of a towing vehicle for attaching a gun or trailer.
牵引挂钩一种挂钩或轴，可在拖车后装炮或拖斗
18.
Reverse Engineering Based Geometry Model for Alliance Coupler Lock and Drawbar;
ALLIANCE车钩钩锁铁与牵引杆的几何反求研究